Weathering, Erosion, and Deposition

Front

What agent of weathering is active when rocks experience very warm and then very cold weather over time, causing cracking?

Back

temperature

Front

This type of physical weathering occurs when water seeps into cracks and then freezes, expanding to create larger cracks and breaking apart the rock.

Back

Frost Wedging

Front

What changes the identity of rocks and involves a chemical reaction or change?

Back

Chemical weathering

Front

The two types of weathering are...

Back

Mechanical (aka physical) and chemical

Front

When water and gravity combine to cause mechanical weathering and erosion...

Back

A landslide or mudslide may result

Front

Sand dunes form as a result of...

Back

Erosion and deposition by wind

Front

Sandy beaches are built up through the process of...

Back

Deposition

Front

The destructive force caused by the chemical reactions of water, oxygen, carbon, and other chemicals in the presence of moisture and heat is known as...

Back

Chemical weathering

Front

How does freezing water cause the weathering of rocks?  The freezing water—

Back

expands cracks and breaks rocks.

Front

How did the cliff near the ocean form?

Back

Ocean waves washed away rock.